Next bus departures

Next departures for Karlsruhe to Sofia on October 2
Vehicle type	Departure time	Departure location	Trip duration	Arrival time	Arrival location	Recommended
Bus Wifi Toilet Power outlets	4:55am	Südseite Hauptbahnhof	1d 3h	9:35am	Serdika	Cheapest
Bus	12:30pm	Südseite Hauptbahnhof	1d 1h	2:30pm	Serdika	Fastest
Bus Wifi Toilet Power outlets	2:00pm	Südseite Hauptbahnhof	1d 5h	8:00pm	Serdika	No tags
Bus Wifi Toilet Power outlets	11:20pm	Südseite Hauptbahnhof	1d 9h	9:35am	Serdika	No tags

Last refresh of the prices: Last Saturday at 12:31 PM CEST.

Get from Karlsruhe to Sofia

This route is served by bus only

The journey takes about 1 day, 3 hours 40 minutes and with fares starting at just NOK 838, it presents an excellent value for a comfortable ride.

2bus per day

1d 3hAverage Duration

836 milesDistance

34kgCO₂ emissions

Bus stations and stops in Karlsruhe and Sofia

Stops in Karlsruhe

A
Goethestraße
Goethestraße 17-19, 76135 Karlsruhe, Germany
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B
Südseite Hauptbahnhof
Hinterm Hauptbahnhof 6, 76137 Karlsruhe, Germany
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C
Karlsruhe Hbf
Bahnhofpl. 1A, 76137 Karlsruhe, Germany
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D
Karlsruhe
Gartenstraße 58, 76135 Karlsruhe, Germany
E
Karlsruhe/Baden-Baden Airport
Quebec Avenue, 77836 Rheinmünster, Germany

Stops in Sofia

A
Serdika
bulevard "Knyaginya Maria Luiza" 108, 1202 Sofia, Bulgaria
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B
Sofia Airport
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C
Central Bus Station
bulevard "Knyaginya Maria Luiza" 100, 1202 Tsentralna, Sofia, Bulgaria
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D
Central Bus Station - Sofia
bulevard "Knyaginya Maria Luiza" 100, 1202 Tsentralna, Sofia, Bulgaria
Visit page
E
Knyaginya Maria Luiza
bulevard "Knyaginya Maria Luiza" 65, 1202 Sofia Center, Sofia, Bulgaria
F
Lukoil
E80 9086, 1331 Sofia, Bulgaria

Compare bus companies

FlixBus

3.5/516,001 reviews

Staff4.2

Timeliness4.0

Cleanliness4.1

Wifi2.7

Flixbus is a European bus operator that offers intercity and bus travel in over 38 countries. Known for their easy-to-spot lime green buses and for offering affordable transportation between cities in Europe and the Americas, Flixbus is a good option for those looking for an affordable, reliable bus company. In their buses, you'll find free WiFi, bathrooms, and power outlets. You can also pay extra to choose your seat and get extra legroom, or even buy a snack or drink onboard directly from the driver. You can reschedule your ticket for a small fee, which varies from $1 to $5, depending on how close you are to the departure date.

Karat-S

4.1/5361 reviews

Staff4.3

Timeliness4.8

Cleanliness4.7

Wifi1.6

Union Ivkoni

2.7/52,101 reviews

Staff3.0

Timeliness2.9

Cleanliness2.8

Wifi0.9

Infobus

3.9/5499 reviews

Staff4.4

Timeliness4.3

Cleanliness4.8

Wifi3.8

BG bus companies:FlixBus, BlaBlaCar Bus, ALSA, Deutsche Bahn, Sindbad, MarinoBus, BlaBlaCar Bus - Alsa

Frequently asked questions about traveling from Karlsruhe to Sofia by bus

Please note that schedules, routes, or operator details shown here may be updated or vary at the time of your trip.

How much is the bus ticket from Karlsruhe to Sofia?
The cheapest bus tickets from Karlsruhe to Sofia start from NOK 838. The average price for this route is around NOK 1,079. Busbud recommends that you book your tickets in advance for a better chance to get the lowest possible price.
How long is the bus ride from Karlsruhe to Sofia?
The average bus trip duration from Karlsruhe to Sofia is 1d 3h, covering a distance of 836 miles (1347 km). The quickest bus can get you there in 1d 1h and is operated by Union Ivkoni.
Which bus companies service the Karlsruhe to Sofia route?
Several major bus companies operate on this route with 2 buses available per day, including services from FlixBus, Karat-S, Union Ivkoni, Infobus.
What is the earliest and latest departure time for the bus from Karlsruhe to Sofia?
The earliest bus departs from Karlsruhe to Sofia at 4:55am. And the latest bus departs at 11:25pm.
What are the CO₂ emissions for the bus trip from Karlsruhe to Sofia?
A bus trip from Karlsruhe to Sofia generates an estimated 33.6707 kg of CO₂, making it a highly eco-friendly travel option and recommended mode of travel by Busbud.
What is the best bus company from Karlsruhe to Sofia?
According to Busbud customers, the highest-rated bus company on this route is Karat-S, with an average rating of 4.0 out of 5 stars based on 355 reviews.
Which bus company has the best Wi-Fi from Karlsruhe to Sofia?
Based on reviews on Busbud, the bus company Infobus has the best Wi-Fi rating with a score of 3.8.
Which bus company has the most timely service from Karlsruhe to Sofia?
According to Busbud traveler reviews, the most timely bus company on this route is Karat-S, with a punctuality rating of 4.8 out of 5 stars.
Which bus company has the cleanest buses from Karlsruhe to Sofia?
According to Busbud traveler reviews, the bus company with the cleanest buses on this route is Infobus, with a cleanliness rating of 4.8 out of 5 stars.

Find cheapest prices for buses

Price is for a one-way ticket for one passenger and based on past searches.

Best price found

09/29

No data

09/30

No data

Today

NOK 1,327

10/02

NOK 992

10/03

No data

10/04

No data

10/05

No data

10/06

No data

The cheapest trip from Karlsruhe to Sofia was searched and found on Oct 2, 2026 with a price of NOK 992

To save money and be sure you have the best seat, it's a good idea to buy your bus tickets from Karlsruhe to Sofia, as early as possible.

You can expect to pay from NOK 992 to NOK 1,571 for a bus ticket from Karlsruhe to Sofia based on the last 2 days. You can expect to find the cheapest price for the trip at NOK 992 which is on 2026-10-02.